顶楼主。 -o=P85V
开始以为是笑话,上网一查,是真事,阿根廷国家农技所的项目,并预言2070年后大家生活的城&乡没准会以屁甲烷为能源,原文如下: clPZd
These new cow fart packs from Argentina could save the world 9,Crmbw8
u|_ITwk
$@+p~ )r(l
This is not a joke, but it is funny. It's also practical. y9l#;<b
3&drof\{
Argentina's National Institute for Agricultural Technology (INTA) has invented a way to convert cow flatulence into usable energy, and it involves putting a plastic backpack on a cow. 3B!&ow<rt
o$[a4I
In other words, cow fartpacks are here. pq/FLYiv
$71D)*{P
The reason this is not a joke is because it is actually happening, but also because cows are responsible for a remarkable amount of global methane emissions, which are a major cause of global warming. It's a real problem. ;-Y]X(z>
rR),~ @]sL
According to the EPA, cow farting (and burping, actually a lot of it is burping) accounts for 5.5 million metric tons of methane per year in the United States — that's 20 percent of total US methane emissions. HJ2]Nz:
`? 9]'
Here's how the fartpacks work: tubes run from the backpack into the cows' rumen (or biggest digestive tract). They extract about 300 liters of methane a day, which is enough to run a car or a fridge for about 24 hours. "w:\@Jwu(
e)ZyTuj
Pablo Soranda, INTA press officer, told that the project is more about making a point than it is converting people to a way of life. =F^->e0N
~PU1vbv9T
He doesn't think we're going to live in fart-powered cities before 2070, but he can "imagine a future farm with a couple of these cows used to provide energy to satisfy the farm’s needs." $ ufSNx(F
YW4bm
Just fart-powered farms, then. Excuse me? Skr\a\
J
o2 T/IJP
我觉得还不是太搞,苹果不也想出iFart吧。祝大家周末开心。 B BApL{
$v?! 6:
R:pBbA7E
6N)<
o ;U
%>I?'y^
$BR=IYby